Required for living, though very few actually like this activity. However, if passion one does possess, they will never have to do this a day in their life...

Though I am thinner than a thread, between your teeth I often tread. I help remove what should not stay, what am I that’s used each day?

Sounds like a car brand, A type of inlet, The most famous ones are in Norway What am I?

The name for these plants and trees sounds like something they might want to say to you after you prune them. What's the name?

This little doo-dad It's quite convenient Until you need the name of it. It's so helpful they named A gremlin after it!